Module 2 — Utility Systems

Module quiz

5 questions on Module 2 — Utility Systems. Answer them all, then check your score before moving on. 4 correct or more is a pass. Your best score is saved on this device, and to your account when you are signed in. This is a self-check, not an accredited assessment.

1. 1. Compressed air is called the most expensive utility in a sewing factory. Why?

   Air is a scarce resourceGeneration is inefficient — most input energy becomes heat — so every leak and every unnecessary use wastes expensive energy continuouslyCompressors need rare spare partsIt is only expensive at night

2. 2. The boiler's low-water alarm activates during production. What is the correct response?

   Bypass the alarm until the order finishesFollow the shutdown procedure — feedwater failure can overheat and damage the boiler or cause an explosion riskAdd cold water quickly while it runsIgnore it if pressure is still normal

3. 3. Which condition makes a main electrical panel unsafe?

   A single-line diagram posted beside itOpen or damaged covers, overloaded circuits, or stored goods blocking access and ventilationToo many warning labelsAn earth leakage relay that trips occasionally

4. 4. Why does the pressing and ironing area need dedicated ventilation?

   To remove noiseTo remove heat, steam and fumes — protecting workers from heat stress and keeping humidity from disturbing pressing qualityTo keep the floor warmOnly to satisfy the buyer's checklist

5. 5. Why must treated wastewater be tested before discharge?

   To fill the logbookBecause discharge limits are legal requirements — testing proves the treatment worked before the water leaves the siteOnly when the buyer asksTesting replaces the treatment plant